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-rw-r--r--posix/getopt.c489
1 files changed, 192 insertions, 297 deletions
diff --git a/posix/getopt.c b/posix/getopt.c
index 5336410eed..4c383a4a4f 100644
--- a/posix/getopt.c
+++ b/posix/getopt.c
@@ -2,7 +2,7 @@
NOTE: getopt is now part of the C library, so if you don't know what
"Keep this file name-space clean" means, talk to drepper@gnu.org
before changing it!
- Copyright (C) 1987,88,89,90,91,92,93,94,95,96,98,99,2000,2001,2002,2003
+ Copyright (C) 1987,88,89,90,91,92,93,94,95,96,98,99,2000,2001,2002,2003,2004
Free Software Foundation, Inc.
This file is part of the GNU C Library.
@@ -31,14 +31,6 @@
# include <config.h>
#endif
-#if !defined __STDC__ || !__STDC__
-/* This is a separate conditional since some stdc systems
- reject `defined (const)'. */
-# ifndef const
-# define const
-# endif
-#endif
-
#include <stdio.h>
/* Comment out all this code if we are using the GNU C Library, and are not
@@ -69,26 +61,21 @@
# include <unistd.h>
#endif /* GNU C library. */
+#include <string.h>
+
#ifdef VMS
# include <unixlib.h>
-# if HAVE_STRING_H - 0
-# include <string.h>
-# endif
#endif
-#ifndef _
-/* This is for other GNU distributions with internationalized messages. */
-# if (HAVE_LIBINTL_H && ENABLE_NLS) || defined _LIBC
-# include <libintl.h>
-# ifndef _
-# define _(msgid) gettext (msgid)
-# endif
-# else
-# define _(msgid) (msgid)
-# endif
-# if defined _LIBC && defined USE_IN_LIBIO
-# include <wchar.h>
-# endif
+#ifdef _LIBC
+# include <libintl.h>
+#else
+# include "gettext.h"
+#endif
+#define _(msgid) gettext (msgid)
+
+#if defined _LIBC && defined USE_IN_LIBIO
+# include <wchar.h>
#endif
#ifndef attribute_hidden
@@ -110,6 +97,7 @@
they can distinguish the relative order of options and other arguments. */
#include "getopt.h"
+#include "getopt_int.h"
/* For communication from `getopt' to the caller.
When `getopt' finds an option that takes an argument,
@@ -134,21 +122,6 @@ char *optarg;
/* 1003.2 says this must be 1 before any call. */
int optind = 1;
-/* Formerly, initialization of getopt depended on optind==0, which
- causes problems with re-calling getopt as programs generally don't
- know that. */
-
-int __getopt_initialized attribute_hidden;
-
-/* The next char to be scanned in the option-element
- in which the last option character we returned was found.
- This allows us to pick up the scan where we left off.
-
- If this is zero, or a null string, it means resume the scan
- by advancing to the next ARGV-element. */
-
-static char *nextchar;
-
/* Callers store zero here to inhibit the error message
for unrecognized options. */
@@ -160,57 +133,12 @@ int opterr = 1;
int optopt = '?';
-/* Describe how to deal with options that follow non-option ARGV-elements.
-
- If the caller did not specify anything,
- the default is REQUIRE_ORDER if the environment variable
- POSIXLY_CORRECT is defined, PERMUTE otherwise.
+/* Keep a global copy of all internal members of getopt_data. */
- REQUIRE_ORDER means don't recognize them as options;
- stop option processing when the first non-option is seen.
- This is what Unix does.
- This mode of operation is selected by either setting the environment
- variable POSIXLY_CORRECT, or using `+' as the first character
- of the list of option characters.
+static struct _getopt_data getopt_data;
- PERMUTE is the default. We permute the contents of ARGV as we scan,
- so that eventually all the non-options are at the end. This allows options
- to be given in any order, even with programs that were not written to
- expect this.
-
- RETURN_IN_ORDER is an option available to programs that were written
- to expect options and other ARGV-elements in any order and that care about
- the ordering of the two. We describe each non-option ARGV-element
- as if it were the argument of an option with character code 1.
- Using `-' as the first character of the list of option characters
- selects this mode of operation.
-
- The special argument `--' forces an end of option-scanning regardless
- of the value of `ordering'. In the case of RETURN_IN_ORDER, only
- `--' can cause `getopt' to return -1 with `optind' != ARGC. */
-
-static enum
-{
- REQUIRE_ORDER, PERMUTE, RETURN_IN_ORDER
-} ordering;
-
-/* Value of POSIXLY_CORRECT environment variable. */
-static char *posixly_correct;
-#ifdef __GNU_LIBRARY__
-/* We want to avoid inclusion of string.h with non-GNU libraries
- because there are many ways it can cause trouble.
- On some systems, it contains special magic macros that don't work
- in GCC. */
-# include <string.h>
-# define my_index strchr
-#else
-
-# if HAVE_STRING_H
-# include <string.h>
-# else
-# include <strings.h>
-# endif
+#ifndef __GNU_LIBRARY__
/* Avoid depending on library functions or files
whose names are inconsistent. */
@@ -219,43 +147,8 @@ static char *posixly_correct;
extern char *getenv ();
#endif
-static char *
-my_index (str, chr)
- const char *str;
- int chr;
-{
- while (*str)
- {
- if (*str == chr)
- return (char *) str;
- str++;
- }
- return 0;
-}
-
-/* If using GCC, we can safely declare strlen this way.
- If not using GCC, it is ok not to declare it. */
-#ifdef __GNUC__
-/* Note that Motorola Delta 68k R3V7 comes with GCC but not stddef.h.
- That was relevant to code that was here before. */
-# if (!defined __STDC__ || !__STDC__) && !defined strlen
-/* gcc with -traditional declares the built-in strlen to return int,
- and has done so at least since version 2.4.5. -- rms. */
-extern int strlen (const char *);
-# endif /* not __STDC__ */
-#endif /* __GNUC__ */
-
#endif /* not __GNU_LIBRARY__ */
-/* Handle permutation of arguments. */
-
-/* Describe the part of ARGV that contains non-options that have
- been skipped. `first_nonopt' is the index in ARGV of the first of them;
- `last_nonopt' is the index after the last of them. */
-
-static int first_nonopt;
-static int last_nonopt;
-
#ifdef _LIBC
/* Stored original parameters.
XXX This is no good solution. We should rather copy the args so
@@ -269,14 +162,11 @@ extern char **__libc_argv;
# ifdef USE_NONOPTION_FLAGS
/* Defined in getopt_init.c */
extern char *__getopt_nonoption_flags;
-
-static int nonoption_flags_max_len;
-static int nonoption_flags_len;
# endif
# ifdef USE_NONOPTION_FLAGS
# define SWAP_FLAGS(ch1, ch2) \
- if (nonoption_flags_len > 0) \
+ if (d->__nonoption_flags_len > 0) \
{ \
char __tmp = __getopt_nonoption_flags[ch1]; \
__getopt_nonoption_flags[ch1] = __getopt_nonoption_flags[ch2]; \
@@ -298,17 +188,12 @@ static int nonoption_flags_len;
`first_nonopt' and `last_nonopt' are relocated so that they describe
the new indices of the non-options in ARGV after they are moved. */
-#if defined __STDC__ && __STDC__
-static void exchange (char **);
-#endif
-
static void
-exchange (argv)
- char **argv;
+exchange (char **argv, struct _getopt_data *d)
{
- int bottom = first_nonopt;
- int middle = last_nonopt;
- int top = optind;
+ int bottom = d->__first_nonopt;
+ int middle = d->__last_nonopt;
+ int top = d->optind;
char *tem;
/* Exchange the shorter segment with the far end of the longer segment.
@@ -320,19 +205,19 @@ exchange (argv)
/* First make sure the handling of the `__getopt_nonoption_flags'
string can work normally. Our top argument must be in the range
of the string. */
- if (nonoption_flags_len > 0 && top >= nonoption_flags_max_len)
+ if (d->__nonoption_flags_len > 0 && top >= d->__nonoption_flags_max_len)
{
/* We must extend the array. The user plays games with us and
presents new arguments. */
char *new_str = malloc (top + 1);
if (new_str == NULL)
- nonoption_flags_len = nonoption_flags_max_len = 0;
+ d->__nonoption_flags_len = d->__nonoption_flags_max_len = 0;
else
{
memset (__mempcpy (new_str, __getopt_nonoption_flags,
- nonoption_flags_max_len),
- '\0', top + 1 - nonoption_flags_max_len);
- nonoption_flags_max_len = top + 1;
+ d->__nonoption_flags_max_len),
+ '\0', top + 1 - d->__nonoption_flags_max_len);
+ d->__nonoption_flags_max_len = top + 1;
__getopt_nonoption_flags = new_str;
}
}
@@ -378,76 +263,71 @@ exchange (argv)
/* Update records for the slots the non-options now occupy. */
- first_nonopt += (optind - last_nonopt);
- last_nonopt = optind;
+ d->__first_nonopt += (d->optind - d->__last_nonopt);
+ d->__last_nonopt = d->optind;
}
/* Initialize the internal data when the first call is made. */
-#if defined __STDC__ && __STDC__
-static const char *_getopt_initialize (int, char *const *, const char *);
-#endif
static const char *
-_getopt_initialize (argc, argv, optstring)
- int argc;
- char *const *argv;
- const char *optstring;
+_getopt_initialize (int argc, char *const *argv, const char *optstring,
+ struct _getopt_data *d)
{
/* Start processing options with ARGV-element 1 (since ARGV-element 0
is the program name); the sequence of previously skipped
non-option ARGV-elements is empty. */
- first_nonopt = last_nonopt = optind;
+ d->__first_nonopt = d->__last_nonopt = d->optind;
- nextchar = NULL;
+ d->__nextchar = NULL;
- posixly_correct = getenv ("POSIXLY_CORRECT");
+ d->__posixly_correct = !!getenv ("POSIXLY_CORRECT");
/* Determine how to handle the ordering of options and nonoptions. */
if (optstring[0] == '-')
{
- ordering = RETURN_IN_ORDER;
+ d->__ordering = RETURN_IN_ORDER;
++optstring;
}
else if (optstring[0] == '+')
{
- ordering = REQUIRE_ORDER;
+ d->__ordering = REQUIRE_ORDER;
++optstring;
}
- else if (posixly_correct != NULL)
- ordering = REQUIRE_ORDER;
+ else if (d->__posixly_correct)
+ d->__ordering = REQUIRE_ORDER;
else
- ordering = PERMUTE;
+ d->__ordering = PERMUTE;
#if defined _LIBC && defined USE_NONOPTION_FLAGS
- if (posixly_correct == NULL
+ if (!d->__posixly_correct
&& argc == __libc_argc && argv == __libc_argv)
{
- if (nonoption_flags_max_len == 0)
+ if (d->__nonoption_flags_max_len == 0)
{
if (__getopt_nonoption_flags == NULL
|| __getopt_nonoption_flags[0] == '\0')
- nonoption_flags_max_len = -1;
+ d->__nonoption_flags_max_len = -1;
else
{
const char *orig_str = __getopt_nonoption_flags;
- int len = nonoption_flags_max_len = strlen (orig_str);
- if (nonoption_flags_max_len < argc)
- nonoption_flags_max_len = argc;
+ int len = d->__nonoption_flags_max_len = strlen (orig_str);
+ if (d->__nonoption_flags_max_len < argc)
+ d->__nonoption_flags_max_len = argc;
__getopt_nonoption_flags =
- (char *) malloc (nonoption_flags_max_len);
+ (char *) malloc (d->__nonoption_flags_max_len);
if (__getopt_nonoption_flags == NULL)
- nonoption_flags_max_len = -1;
+ d->__nonoption_flags_max_len = -1;
else
memset (__mempcpy (__getopt_nonoption_flags, orig_str, len),
- '\0', nonoption_flags_max_len - len);
+ '\0', d->__nonoption_flags_max_len - len);
}
}
- nonoption_flags_len = nonoption_flags_max_len;
+ d->__nonoption_flags_len = d->__nonoption_flags_max_len;
}
else
- nonoption_flags_len = 0;
+ d->__nonoption_flags_len = 0;
#endif
return optstring;
@@ -510,29 +390,25 @@ _getopt_initialize (argc, argv, optstring)
long-named options. */
int
-_getopt_internal (argc, argv, optstring, longopts, longind, long_only)
- int argc;
- char *const *argv;
- const char *optstring;
- const struct option *longopts;
- int *longind;
- int long_only;
+_getopt_internal_r (int argc, char *const *argv, const char *optstring,
+ const struct option *longopts, int *longind,
+ int long_only, struct _getopt_data *d)
{
- int print_errors = opterr;
+ int print_errors = d->opterr;
if (optstring[0] == ':')
print_errors = 0;
if (argc < 1)
return -1;
- optarg = NULL;
+ d->optarg = NULL;
- if (optind == 0 || !__getopt_initialized)
+ if (d->optind == 0 || !d->__initialized)
{
- if (optind == 0)
- optind = 1; /* Don't scan ARGV[0], the program name. */
- optstring = _getopt_initialize (argc, argv, optstring);
- __getopt_initialized = 1;
+ if (d->optind == 0)
+ d->optind = 1; /* Don't scan ARGV[0], the program name. */
+ optstring = _getopt_initialize (argc, argv, optstring, d);
+ d->__initialized = 1;
}
/* Test whether ARGV[optind] points to a non-option argument.
@@ -540,40 +416,41 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
from the shell indicating it is not an option. The later information
is only used when the used in the GNU libc. */
#if defined _LIBC && defined USE_NONOPTION_FLAGS
-# define NONOPTION_P (argv[optind][0] != '-' || argv[optind][1] == '\0' \
- || (optind < nonoption_flags_len \
- && __getopt_nonoption_flags[optind] == '1'))
+# define NONOPTION_P (argv[d->optind][0] != '-' || argv[d->optind][1] == '\0' \
+ || (d->optind < d->__nonoption_flags_len \
+ && __getopt_nonoption_flags[d->optind] == '1'))
#else
-# define NONOPTION_P (argv[optind][0] != '-' || argv[optind][1] == '\0')
+# define NONOPTION_P (argv[d->optind][0] != '-' || argv[d->optind][1] == '\0')
#endif
- if (nextchar == NULL || *nextchar == '\0')
+ if (d->__nextchar == NULL || *d->__nextchar == '\0')
{
/* Advance to the next ARGV-element. */
/* Give FIRST_NONOPT & LAST_NONOPT rational values if OPTIND has been
moved back by the user (who may also have changed the arguments). */
- if (last_nonopt > optind)
- last_nonopt = optind;
- if (first_nonopt > optind)
- first_nonopt = optind;
+ if (d->__last_nonopt > d->optind)
+ d->__last_nonopt = d->optind;
+ if (d->__first_nonopt > d->optind)
+ d->__first_nonopt = d->optind;
- if (ordering == PERMUTE)
+ if (d->__ordering == PERMUTE)
{
/* If we have just processed some options following some non-options,
exchange them so that the options come first. */
- if (first_nonopt != last_nonopt && last_nonopt != optind)
- exchange ((char **) argv);
- else if (last_nonopt != optind)
- first_nonopt = optind;
+ if (d->__first_nonopt != d->__last_nonopt
+ && d->__last_nonopt != d->optind)
+ exchange ((char **) argv, d);
+ else if (d->__last_nonopt != d->optind)
+ d->__first_nonopt = d->optind;
/* Skip any additional non-options
and extend the range of non-options previously skipped. */
- while (optind < argc && NONOPTION_P)
- optind++;
- last_nonopt = optind;
+ while (d->optind < argc && NONOPTION_P)
+ d->optind++;
+ d->__last_nonopt = d->optind;
}
/* The special ARGV-element `--' means premature end of options.
@@ -581,28 +458,29 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
then exchange with previous non-options as if it were an option,
then skip everything else like a non-option. */
- if (optind != argc && !strcmp (argv[optind], "--"))
+ if (d->optind != argc && !strcmp (argv[d->optind], "--"))
{
- optind++;
+ d->optind++;
- if (first_nonopt != last_nonopt && last_nonopt != optind)
- exchange ((char **) argv);
- else if (first_nonopt == last_nonopt)
- first_nonopt = optind;
- last_nonopt = argc;
+ if (d->__first_nonopt != d->__last_nonopt
+ && d->__last_nonopt != d->optind)
+ exchange ((char **) argv, d);
+ else if (d->__first_nonopt == d->__last_nonopt)
+ d->__first_nonopt = d->optind;
+ d->__last_nonopt = argc;
- optind = argc;
+ d->optind = argc;
}
/* If we have done all the ARGV-elements, stop the scan
and back over any non-options that we skipped and permuted. */
- if (optind == argc)
+ if (d->optind == argc)
{
/* Set the next-arg-index to point at the non-options
that we previously skipped, so the caller will digest them. */
- if (first_nonopt != last_nonopt)
- optind = first_nonopt;
+ if (d->__first_nonopt != d->__last_nonopt)
+ d->optind = d->__first_nonopt;
return -1;
}
@@ -611,17 +489,17 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
if (NONOPTION_P)
{
- if (ordering == REQUIRE_ORDER)
+ if (d->__ordering == REQUIRE_ORDER)
return -1;
- optarg = argv[optind++];
+ d->optarg = argv[d->optind++];
return 1;
}
/* We have found another option-ARGV-element.
Skip the initial punctuation. */
- nextchar = (argv[optind] + 1
- + (longopts != NULL && argv[optind][1] == '-'));
+ d->__nextchar = (argv[d->optind] + 1
+ + (longopts != NULL && argv[d->optind][1] == '-'));
}
/* Decode the current option-ARGV-element. */
@@ -640,8 +518,9 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
This distinction seems to be the most useful approach. */
if (longopts != NULL
- && (argv[optind][1] == '-'
- || (long_only && (argv[optind][2] || !my_index (optstring, argv[optind][1])))))
+ && (argv[d->optind][1] == '-'
+ || (long_only && (argv[d->optind][2]
+ || !strchr (optstring, argv[d->optind][1])))))
{
char *nameend;
const struct option *p;
@@ -651,15 +530,15 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
int indfound = -1;
int option_index;
- for (nameend = nextchar; *nameend && *nameend != '='; nameend++)
+ for (nameend = d->__nextchar; *nameend && *nameend != '='; nameend++)
/* Do nothing. */ ;
/* Test all long options for either exact match
or abbreviated matches. */
for (p = longopts, option_index = 0; p->name; p++, option_index++)
- if (!strncmp (p->name, nextchar, nameend - nextchar))
+ if (!strncmp (p->name, d->__nextchar, nameend - d->__nextchar))
{
- if ((unsigned int) (nameend - nextchar)
+ if ((unsigned int) (nameend - d->__nextchar)
== (unsigned int) strlen (p->name))
{
/* Exact match found. */
@@ -690,7 +569,7 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
char *buf;
if (__asprintf (&buf, _("%s: option `%s' is ambiguous\n"),
- argv[0], argv[optind]) >= 0)
+ argv[0], argv[d->optind]) >= 0)
{
_IO_flockfile (stderr);
@@ -709,25 +588,25 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
}
#else
fprintf (stderr, _("%s: option `%s' is ambiguous\n"),
- argv[0], argv[optind]);
+ argv[0], argv[d->optind]);
#endif
}
- nextchar += strlen (nextchar);
- optind++;
- optopt = 0;
+ d->__nextchar += strlen (d->__nextchar);
+ d->optind++;
+ d->optopt = 0;
return '?';
}
if (pfound != NULL)
{
option_index = indfound;
- optind++;
+ d->optind++;
if (*nameend)
{
/* Don't test has_arg with >, because some C compilers don't
allow it to be used on enums. */
if (pfound->has_arg)
- optarg = nameend + 1;
+ d->optarg = nameend + 1;
else
{
if (print_errors)
@@ -737,7 +616,7 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
int n;
#endif
- if (argv[optind - 1][1] == '-')
+ if (argv[d->optind - 1][1] == '-')
{
/* --option */
#if defined _LIBC && defined USE_IN_LIBIO
@@ -756,12 +635,13 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
#if defined _LIBC && defined USE_IN_LIBIO
n = __asprintf (&buf, _("\
%s: option `%c%s' doesn't allow an argument\n"),
- argv[0], argv[optind - 1][0],
+ argv[0], argv[d->optind - 1][0],
pfound->name);
#else
fprintf (stderr, _("\
%s: option `%c%s' doesn't allow an argument\n"),
- argv[0], argv[optind - 1][0], pfound->name);
+ argv[0], argv[d->optind - 1][0],
+ pfound->name);
#endif
}
@@ -787,16 +667,16 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
#endif
}
- nextchar += strlen (nextchar);
+ d->__nextchar += strlen (d->__nextchar);
- optopt = pfound->val;
+ d->optopt = pfound->val;
return '?';
}
}
else if (pfound->has_arg == 1)
{
- if (optind < argc)
- optarg = argv[optind++];
+ if (d->optind < argc)
+ d->optarg = argv[d->optind++];
else
{
if (print_errors)
@@ -806,7 +686,7 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
if (__asprintf (&buf, _("\
%s: option `%s' requires an argument\n"),
- argv[0], argv[optind - 1]) >= 0)
+ argv[0], argv[d->optind - 1]) >= 0)
{
_IO_flockfile (stderr);
@@ -827,15 +707,15 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
#else
fprintf (stderr,
_("%s: option `%s' requires an argument\n"),
- argv[0], argv[optind - 1]);
+ argv[0], argv[d->optind - 1]);
#endif
}
- nextchar += strlen (nextchar);
- optopt = pfound->val;
+ d->__nextchar += strlen (d->__nextchar);
+ d->optopt = pfound->val;
return optstring[0] == ':' ? ':' : '?';
}
}
- nextchar += strlen (nextchar);
+ d->__nextchar += strlen (d->__nextchar);
if (longind != NULL)
*longind = option_index;
if (pfound->flag)
@@ -850,8 +730,8 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
or the option starts with '--' or is not a valid short
option, then it's an error.
Otherwise interpret it as a short option. */
- if (!long_only || argv[optind][1] == '-'
- || my_index (optstring, *nextchar) == NULL)
+ if (!long_only || argv[d->optind][1] == '-'
+ || strchr (optstring, *d->__nextchar) == NULL)
{
if (print_errors)
{
@@ -860,15 +740,15 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
int n;
#endif
- if (argv[optind][1] == '-')
+ if (argv[d->optind][1] == '-')
{
/* --option */
#if defined _LIBC && defined USE_IN_LIBIO
n = __asprintf (&buf, _("%s: unrecognized option `--%s'\n"),
- argv[0], nextchar);
+ argv[0], d->__nextchar);
#else
fprintf (stderr, _("%s: unrecognized option `--%s'\n"),
- argv[0], nextchar);
+ argv[0], d->__nextchar);
#endif
}
else
@@ -876,10 +756,10 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
/* +option or -option */
#if defined _LIBC && defined USE_IN_LIBIO
n = __asprintf (&buf, _("%s: unrecognized option `%c%s'\n"),
- argv[0], argv[optind][0], nextchar);
+ argv[0], argv[d->optind][0], d->__nextchar);
#else
fprintf (stderr, _("%s: unrecognized option `%c%s'\n"),
- argv[0], argv[optind][0], nextchar);
+ argv[0], argv[d->optind][0], d->__nextchar);
#endif
}
@@ -903,9 +783,9 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
}
#endif
}
- nextchar = (char *) "";
- optind++;
- optopt = 0;
+ d->__nextchar = (char *) "";
+ d->optind++;
+ d->optopt = 0;
return '?';
}
}
@@ -913,12 +793,12 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
/* Look at and handle the next short option-character. */
{
- char c = *nextchar++;
- char *temp = my_index (optstring, c);
+ char c = *d->__nextchar++;
+ char *temp = strchr (optstring, c);
/* Increment `optind' when we start to process its last character. */
- if (*nextchar == '\0')
- ++optind;
+ if (*d->__nextchar == '\0')
+ ++d->optind;
if (temp == NULL || c == ':')
{
@@ -929,7 +809,7 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
int n;
#endif
- if (posixly_correct)
+ if (d->__posixly_correct)
{
/* 1003.2 specifies the format of this message. */
#if defined _LIBC && defined USE_IN_LIBIO
@@ -969,7 +849,7 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
}
#endif
}
- optopt = c;
+ d->optopt = c;
return '?';
}
/* Convenience. Treat POSIX -W foo same as long option --foo */
@@ -984,14 +864,14 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
int option_index;
/* This is an option that requires an argument. */
- if (*nextchar != '\0')
+ if (*d->__nextchar != '\0')
{
- optarg = nextchar;
+ d->optarg = d->__nextchar;
/* If we end this ARGV-element by taking the rest as an arg,
we must advance to the next element now. */
- optind++;
+ d->optind++;
}
- else if (optind == argc)
+ else if (d->optind == argc)
{
if (print_errors)
{
@@ -1023,7 +903,7 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
argv[0], c);
#endif
}
- optopt = c;
+ d->optopt = c;
if (optstring[0] == ':')
c = ':';
else
@@ -1031,22 +911,23 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
return c;
}
else
- /* We already incremented `optind' once;
+ /* We already incremented `d->optind' once;
increment it again when taking next ARGV-elt as argument. */
- optarg = argv[optind++];
+ d->optarg = argv[d->optind++];
/* optarg is now the argument, see if it's in the
table of longopts. */
- for (nextchar = nameend = optarg; *nameend && *nameend != '='; nameend++)
+ for (d->__nextchar = nameend = d->optarg; *nameend && *nameend != '=';
+ nameend++)
/* Do nothing. */ ;
/* Test all long options for either exact match
or abbreviated matches. */
for (p = longopts, option_index = 0; p->name; p++, option_index++)
- if (!strncmp (p->name, nextchar, nameend - nextchar))
+ if (!strncmp (p->name, d->__nextchar, nameend - d->__nextchar))
{
- if ((unsigned int) (nameend - nextchar) == strlen (p->name))
+ if ((unsigned int) (nameend - d->__nextchar) == strlen (p->name))
{
/* Exact match found. */
pfound = p;
@@ -1072,7 +953,7 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
char *buf;
if (__asprintf (&buf, _("%s: option `-W %s' is ambiguous\n"),
- argv[0], argv[optind]) >= 0)
+ argv[0], argv[d->optind]) >= 0)
{
_IO_flockfile (stderr);
@@ -1091,11 +972,11 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
}
#else
fprintf (stderr, _("%s: option `-W %s' is ambiguous\n"),
- argv[0], argv[optind]);
+ argv[0], argv[d->optind]);
#endif
}
- nextchar += strlen (nextchar);
- optind++;
+ d->__nextchar += strlen (d->__nextchar);
+ d->optind++;
return '?';
}
if (pfound != NULL)
@@ -1106,7 +987,7 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
/* Don't test has_arg with >, because some C compilers don't
allow it to be used on enums. */
if (pfound->has_arg)
- optarg = nameend + 1;
+ d->optarg = nameend + 1;
else
{
if (print_errors)
@@ -1141,14 +1022,14 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
#endif
}
- nextchar += strlen (nextchar);
+ d->__nextchar += strlen (d->__nextchar);
return '?';
}
}
else if (pfound->has_arg == 1)
{
- if (optind < argc)
- optarg = argv[optind++];
+ if (d->optind < argc)
+ d->optarg = argv[d->optind++];
else
{
if (print_errors)
@@ -1158,7 +1039,7 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
if (__asprintf (&buf, _("\
%s: option `%s' requires an argument\n"),
- argv[0], argv[optind - 1]) >= 0)
+ argv[0], argv[d->optind - 1]) >= 0)
{
_IO_flockfile (stderr);
@@ -1179,14 +1060,14 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
#else
fprintf (stderr,
_("%s: option `%s' requires an argument\n"),
- argv[0], argv[optind - 1]);
+ argv[0], argv[d->optind - 1]);
#endif
}
- nextchar += strlen (nextchar);
+ d->__nextchar += strlen (d->__nextchar);
return optstring[0] == ':' ? ':' : '?';
}
}
- nextchar += strlen (nextchar);
+ d->__nextchar += strlen (d->__nextchar);
if (longind != NULL)
*longind = option_index;
if (pfound->flag)
@@ -1196,7 +1077,7 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
}
return pfound->val;
}
- nextchar = NULL;
+ d->__nextchar = NULL;
return 'W'; /* Let the application handle it. */
}
if (temp[1] == ':')
@@ -1204,26 +1085,26 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
if (temp[2] == ':')
{
/* This is an option that accepts an argument optionally. */
- if (*nextchar != '\0')
+ if (*d->__nextchar != '\0')
{
- optarg = nextchar;
- optind++;
+ d->optarg = d->__nextchar;
+ d->optind++;
}
else
- optarg = NULL;
- nextchar = NULL;
+ d->optarg = NULL;
+ d->__nextchar = NULL;
}
else
{
/* This is an option that requires an argument. */
- if (*nextchar != '\0')
+ if (*d->__nextchar != '\0')
{
- optarg = nextchar;
+ d->optarg = d->__nextchar;
/* If we end this ARGV-element by taking the rest as an arg,
we must advance to the next element now. */
- optind++;
+ d->optind++;
}
- else if (optind == argc)
+ else if (d->optind == argc)
{
if (print_errors)
{
@@ -1256,7 +1137,7 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
argv[0], c);
#endif
}
- optopt = c;
+ d->optopt = c;
if (optstring[0] == ':')
c = ':';
else
@@ -1265,8 +1146,8 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
else
/* We already incremented `optind' once;
increment it again when taking next ARGV-elt as argument. */
- optarg = argv[optind++];
- nextchar = NULL;
+ d->optarg = argv[d->optind++];
+ d->__nextchar = NULL;
}
}
return c;
@@ -1274,10 +1155,26 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
}
int
-getopt (argc, argv, optstring)
- int argc;
- char *const *argv;
- const char *optstring;
+_getopt_internal (int argc, char *const *argv, const char *optstring,
+ const struct option *longopts, int *longind, int long_only)
+{
+ int result;
+
+ getopt_data.optind = optind;
+ getopt_data.opterr = opterr;
+
+ result = _getopt_internal_r (argc, argv, optstring, longopts,
+ longind, long_only, &getopt_data);
+
+ optind = getopt_data.optind;
+ optarg = getopt_data.optarg;
+ optopt = getopt_data.optopt;
+
+ return result;
+}
+
+int
+getopt (int argc, char *const *argv, const char *optstring)
{
return _getopt_internal (argc, argv, optstring,
(const struct option *) 0,
@@ -1293,9 +1190,7 @@ getopt (argc, argv, optstring)
the above definition of `getopt'. */
int
-main (argc, argv)
- int argc;
- char **argv;
+main (int argc, char **argv)
{
int c;
int digit_optind = 0;